/Engine/Source/Runtime/RHI/Public/RHICommandList.h
void * LockTextureCubeFace ( [FRHITexture](API\Runtime\RHI\FRHITexture) * Texture, uint32 FaceIndex, uint32 ArrayIndex, uint32 MipIndex, EResourceLockMode LockMode, uint32 & DestStride, bool bLockWithinMiptail )